Tenacity
-
-
Solubility
-
-
Durability
-
-
Specific Gravity
2.56-2.601.58-1.60
1
7.18
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Fracture
Uneven, ConchoidalWalter Schumann
Conchoidal
Cleavage
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
{011} Imperfect
Mohs Hardness
6-6.52
2
10
👆🏻
Chemical Composition
Plagioclase Feldspar s: (Na,Ca)Al1-2Si3-2O8 Orthoclase Feldspar : KAlSi3O8
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.